Three-qubit Deutsch-Jozsa in measurement-based quantum computing

Fuente: arXiv
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Main Authors: Schwetz, M., Noack, R. M.
Format: Preprint
Published: 2023
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author Schwetz, M.
Noack, R. M.
author_facet Schwetz, M.
Noack, R. M.
contents Measurement-based quantum computing (MBQC), an alternate paradigm for formulating quantum algorithms, can lead to potentially more flexible and efficient implementations as well as to theoretical insights on the role of entanglement in a quantum algorithm. Using the graph-theoretical ZX-calculus, we describe and apply a general scheme for reformulating quantum circuits as MBQC implementations. After illustrating the method using the two-qubit Deutsch-Jozsa algorithm, we derive a ZX graph-diagram that encodes a general MBQC implementation for the three-qubit Deutsch-Jozsa algorithm. This graph describes an 11-qubit cluster state on which single-qubit measurements are used to execute the algorithm. Particular sets of choices of the axes for the measurements can be used to implement any realization of the oracle. In addition, we derive an equivalent lattice cluster state for the algorithm.
format Preprint
id arxiv_https___arxiv_org_abs_2306_13372
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Three-qubit Deutsch-Jozsa in measurement-based quantum computing
Schwetz, M.
Noack, R. M.
Quantum Physics
Measurement-based quantum computing (MBQC), an alternate paradigm for formulating quantum algorithms, can lead to potentially more flexible and efficient implementations as well as to theoretical insights on the role of entanglement in a quantum algorithm. Using the graph-theoretical ZX-calculus, we describe and apply a general scheme for reformulating quantum circuits as MBQC implementations. After illustrating the method using the two-qubit Deutsch-Jozsa algorithm, we derive a ZX graph-diagram that encodes a general MBQC implementation for the three-qubit Deutsch-Jozsa algorithm. This graph describes an 11-qubit cluster state on which single-qubit measurements are used to execute the algorithm. Particular sets of choices of the axes for the measurements can be used to implement any realization of the oracle. In addition, we derive an equivalent lattice cluster state for the algorithm.
title Three-qubit Deutsch-Jozsa in measurement-based quantum computing
topic Quantum Physics
url https://arxiv.org/abs/2306.13372